Overview

overview

10

Static

static

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windows10_x64

8

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windows10_x64

10

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8

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windows10_x64

10

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10

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windows10_x64

8

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windows10_x64

10

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windows7_x64

8

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windows7_x64

10

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windows7_x64

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windows7_x64

10

win102

windows10_x64

8

win102

windows10_x64

8

win102

windows10_x64

8

win102

windows10_x64

8

win104

windows10_x64

10

win104

windows10_x64

10

win104

windows10_x64

10

win104

windows10_x64

8

win105

windows10_x64

10

win105

windows10_x64

8

win105

windows10_x64

8

win105

windows10_x64

8

Resubmissions

12-11-2024 01:29

241112-bwgrxs1gnf 10

08-07-2021 12:18

210708-8z6d5h8z2n 10

06-07-2021 17:53

210706-g6we6sa7sa 10

19-06-2021 18:17

210619-vr8bj2dzfn 10

17-06-2021 21:39

210617-a9cvlnmrbx 10

11-06-2021 17:26

210611-wvab1yw2tj 10

08-06-2021 06:47

210608-qrbpch3y46 10

08-06-2021 06:47

210608-64tndgm1ln 10

05-06-2021 18:40

210605-cd6qpr55sx 10

04-06-2021 11:56

210604-5c416rs3ns 10

Analysis

  • max time kernel
    1800s
  • max time network
    1810s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    19-05-2021 18:11

Sharing

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Report Analysis Logs

General

  • Target

    keygen-step-4.exe

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
    1⤵
      PID:1004
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Browser
      1⤵
        PID:2768
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s WpnService
        1⤵
          PID:2688
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
          1⤵
            PID:2660
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
            1⤵
              PID:2460
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
              1⤵
                PID:2424
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
                1⤵
                  PID:1764
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                  1⤵
                    PID:1344
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s SENS
                    1⤵
                      PID:1296
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s Themes
                      1⤵
                        PID:1136
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                        1⤵
                          PID:1096
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                          1⤵
                            PID:932
                          • C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe
                            "C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe"
                            1⤵
                            • Suspicious use of WriteProcessMemory
                            PID:796
                            • C:\Users\Admin\AppData\Local\Temp\RarSFX0\xiuhuali.exe
                              "C:\Users\Admin\AppData\Local\Temp\RarSFX0\xiuhuali.exe"
                              2⤵
                              • Executes dropped EXE
                              • Drops file in Program Files directory
                              • Suspicious use of SetWindowsHookEx
                              • Suspicious use of WriteProcessMemory
                              PID:4080
                              • C:\Windows\SysWOW64\rundll32.exe
                                "C:\Windows\System32\rundll32.exe" "C:\Program Files\install.dll",install
                                3⤵
                                • Loads dropped DLL
                                • Modifies registry class
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of WriteProcessMemory
                                PID:2868
                            • C:\Users\Admin\AppData\Local\Temp\RarSFX0\JoSetp.exe
                              "C:\Users\Admin\AppData\Local\Temp\RarSFX0\JoSetp.exe"
                              2⤵
                              • Executes dropped EXE
                              • Suspicious use of AdjustPrivilegeToken
                              PID:572
                              • C:\Windows\system32\WerFault.exe
                                C:\Windows\system32\WerFault.exe -u -p 572 -s 1304
                                3⤵
                                • Program crash
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:2328
                          • \??\c:\windows\system32\svchost.exe
                            c:\windows\system32\svchost.exe -k netsvcs -s BITS
                            1⤵
                            • Suspicious use of SetThreadContext
                            • Modifies data under HKEY_USERS
                            • Modifies registry class
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:1556
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                              2⤵
                              • Modifies registry class
                              PID:3544

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • memory/572-146-0x0000000001410000-0x0000000001412000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/572-126-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/572-130-0x0000000001220000-0x0000000001221000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/572-128-0x00000000011F0000-0x00000000011F1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/572-129-0x0000000001200000-0x000000000121C000-memory.dmp

                            Filesize

                            112KB

                            Download

                          • memory/932-163-0x000001FC3E7D0000-0x000001FC3E840000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1004-142-0x000001F09AA60000-0x000001F09AAD0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1096-158-0x0000023B65BB0000-0x0000023B65C20000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1136-184-0x0000024D34760000-0x0000024D347D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1296-168-0x0000017A29590000-0x0000017A29600000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1344-186-0x000001BAFED90000-0x000001BAFEE00000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1556-152-0x000002945D5E0000-0x000002945D650000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1764-174-0x000002BBBC400000-0x000002BBBC470000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2424-153-0x0000019BBD240000-0x0000019BBD2B0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2460-144-0x000001EE50370000-0x000001EE503BB000-memory.dmp

                            Filesize

                            300KB

                            Download

                          • memory/2460-148-0x000001EE50C80000-0x000001EE50CF0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2660-188-0x000002271FD30000-0x000002271FDA0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2688-190-0x000002856FB70000-0x000002856FBE0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2768-164-0x00000255D1BD0000-0x00000255D1C40000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2868-141-0x0000000004D20000-0x0000000004D7C000-memory.dmp

                            Filesize

                            368KB

                            Download

                          • memory/2868-139-0x0000000004AB8000-0x0000000004BB9000-memory.dmp

                            Filesize

                            1.0MB

                            Download

                          • memory/3544-169-0x000002C0C2290000-0x000002C0C2300000-memory.dmp

                            Filesize

                            448KB

                            Download